package JDBC;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

public class Demo4 {
    public static void main(String[] args) {
        try(
                //Connection接口也继承了AutoCloseable接口，因此可以使用异常的自动关闭特效
                Connection conn = DBUtil.getConnection();
        ){
            Statement statement = conn.createStatement();
            String sql = "DELETE FROM user WHERE id=1";
            int num = statement.executeUpdate(sql);
            System.out.println(num>0?"删除成功":"删除失败");
        }catch (SQLException e){
            e.printStackTrace();
        }
    }
}
